ChromeVox is using Array.every in three places where it should be forEach.

This is causing problems when a function that returns an array of
nav descriptions returns more than one item, they're not all processed
correctly.

BUG=408821

Review URL: https://codereview.chromium.org/517843002

Cr-Commit-Position: refs/heads/master@{#292844}

chrome/browser/resources/chromeos/chromevox/chromevox/injected/live_regions.js

@@ -404,7 +404,7 @@ cvox.LiveRegions.announceChange = function(
 
   // Set a category on the NavDescriptions - that way live regions
   // interrupt other live regions but not anything else.
-  navDescriptions.every(function(desc) {
+  navDescriptions.forEach(function(desc) {
     if (!desc.category) {
       desc.category = 'live';
     }

chrome/browser/resources/chromeos/chromevox/chromevox/injected/navigation_manager.js

@@ -647,14 +647,14 @@ cvox.NavigationManager.prototype.speakDescriptionArray = function(
     opt_personality,
     opt_category) {
   if (opt_personality) {
-    descriptionArray.every(function(desc) {
+    descriptionArray.forEach(function(desc) {
       if (!desc.personality) {
         desc.personality = opt_personality;
       }
     });
   }
   if (opt_category) {
-    descriptionArray.every(function(desc) {
+    descriptionArray.forEach(function(desc) {
       if (!desc.category) {
         desc.category = opt_category;
       }